Map Monday: The Second Great African-American Migration

Here’s a timely map for you for MLK day, showing the “second migration” of African-Americans from the South to the North following World War II. Here’s the map showing how regional migration followed specific railroad corridors:

There’s a lot of history to this, and I recommend Isabel Wilkerson’s excellent history, The Warmth of Other Suns for the definitive history of the mid-century black migrations.